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United States Patent | 6,106,715 |
Thalmann ,   et al. | August 22, 2000 |
A novel spiral membrane arrangement is disclosed comprising opposing elongate filtration membrane units, spiraled about a base axis and separated by a novel lattice separator having spaced apart elongate primary laths which form fluid passageways, bridged by cross laths arranged to form a plurality of fluid shears spaced along the passageways which divide, deflect and/or disrupt gross fluid flow through the passageway, directing fluid against the membrane surface and creating a self cleaning functionality which improves the efficiency and the life of the life of the membrane arrangement.
Inventors: | Thalmann; William H. (Clarence, NY); Hessinger; Peter W. (Burt, NY) |
Assignee: | Infinitex Corporation (Clarence, NY) |
Appl. No.: | 119946 |
Filed: | July 21, 1998 |
Current U.S. Class: | 210/321.83; 55/420; 96/7; 210/321.67; 210/356; 210/440; 210/456; 210/483; 210/541 |
Intern'l Class: | B01D 063/10; B01D 065/00 |
Field of Search: | 210/232,304,321.6,321.74,321.83,440,456,493.4,497.1,541,321.67,354,356,483,490 96/7 55/462,520 |
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